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Amazon Linux 2 : libmspack (ALAS-2020-1525)

medium Nessus Plugin ID 141994

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of libmspack installed on the remote host is prior to 0.5-0.8.alpha. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1525 advisory.

 libmspack 0.9.1alpha is affected by: Buffer Overflow. The impact is: Information Disclosure. The component is: function chmd_read_headers() in libmspack(file libmspack/mspack/chmd.c). The attack vector is: the victim must open a specially crafted chm file. The fixed version is: after commit 2f084136cfe0d05e5bf5703f3e83c6d955234b4d. (CVE-2019-1010305)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Run 'yum update libmspack' to update your system.

See Also

https://alas.aws.amazon.com/AL2/ALAS-2020-1525.html

https://access.redhat.com/security/cve/CVE-2019-1010305

Plugin Details

Severity: Medium

ID: 141994

File Name: al2_ALAS-2020-1525.nasl

Version: 1.4

Type: local

Agent: unix

Published: 10/28/2020

Updated: 12/11/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2019-1010305

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:libmspack, p-cpe:/a:amazon:linux:libmspack-devel, p-cpe:/a:amazon:linux:libmspack-debuginfo

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/22/2020

Vulnerability Publication Date: 7/15/2019

Reference Information

CVE: CVE-2019-1010305

ALAS: 2020-1525